8 XXX : grailwhores

This is how you gain extra friend points on your support lineup, sharing the loyal servants between the two of you as you work off the stress of saving Humanity's Future by enjoying this Present of a willing and eager woman from the Past... After all they need all the Mana transfers they can get to stay in peak condition <3
Source: https://www.pixiv.net/member_illust.php?mode=medium&illust_id=69094011
On another note just to double check, that is Jalter right?